The most reliable way to get the latest version and the correct OBB files for your device Google Play Rockstar Games Launcher:
Download both the APK (the game installer, approx. 15-20 MB) and the OBB (the large game data file, approx. 2.5-3 GB). They must come from the same source and be compatible. main8comrockstargamesgtasaobb file download new